5
D I S P L A Y D E S C R I P T I O N
Number
Description
1
Low battery indicator
2
Recal Timer indicator (DO200M only)
3
Main display for dissolved oxygen values
4
USB/PC connection indicator (DO200M only)
5
Calibration mode indicator
6
Data set number
7
Temperature display
8
Dissolved oxygen units (% or mg/L)
9
mbar: Displays during calibration to prompt
user for true barometric pressure.
10
Save, Full, Recall, Each, All, Delete:
Instrument’s data storage indicators.
11
Date/Time display (DO200M only)
12
SAL ppt: Displays during calibration when
user is prompted for the approximate salinity
(in ppt) of the sample to be tested.
1
5
8
9
12
Figure 2
3
7
11
2
4
6
10
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